public inbox for libstdc++-cvs@sourceware.org help / color / mirror / Atom feed
From: Jonathan Wakely <redi@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc r12-4507] libstdc++: Fix std::stack deduction guide Date: Tue, 19 Oct 2021 14:01:52 +0000 (GMT) [thread overview] Message-ID: <20211019140152.C6F63385843F@sourceware.org> (raw) https://gcc.gnu.org/g:c4ecb11e4f7ea15f636e463248c8b14083bef05d commit r12-4507-gc4ecb11e4f7ea15f636e463248c8b14083bef05d Author: Jonathan Wakely <jwakely@redhat.com> Date: Tue Oct 19 11:38:26 2021 +0100 libstdc++: Fix std::stack deduction guide libstdc++-v3/ChangeLog: * include/bits/stl_stack.h (stack(Iterator, Iterator)): Remove non-deducible template parameter from deduction guide. * testsuite/23_containers/stack/deduction.cc: Check new C++23 deduction guides. Diff: --- libstdc++-v3/include/bits/stl_stack.h | 2 +- libstdc++-v3/testsuite/23_containers/stack/deduction.cc | 14 ++++++++++++++ 2 files changed, 15 insertions(+), 1 deletion(-) diff --git a/libstdc++-v3/include/bits/stl_stack.h b/libstdc++-v3/include/bits/stl_stack.h index 429743f5514..76b2e242c37 100644 --- a/libstdc++-v3/include/bits/stl_stack.h +++ b/libstdc++-v3/include/bits/stl_stack.h @@ -322,7 +322,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION -> stack<typename _Container::value_type, _Container>; #ifdef __cpp_lib_adaptor_iterator_pair_constructor - template<typename _InputIterator, typename _Allocator, + template<typename _InputIterator, typename _ValT = typename iterator_traits<_InputIterator>::value_type, typename = _RequireInputIter<_InputIterator>> diff --git a/libstdc++-v3/testsuite/23_containers/stack/deduction.cc b/libstdc++-v3/testsuite/23_containers/stack/deduction.cc index 169a063687b..dea7ba060d9 100644 --- a/libstdc++-v3/testsuite/23_containers/stack/deduction.cc +++ b/libstdc++-v3/testsuite/23_containers/stack/deduction.cc @@ -87,3 +87,17 @@ test02() std::stack s8(std::move(l), l.get_allocator()); check_type<std::stack<long, std::list<long>>>(s8); } + +#if __cpp_lib_adaptor_iterator_pair_constructor +void +test03() +{ + std::list<long> l; + + std::stack s1(l.begin(), l.end()); + check_type<std::stack<long>>(s1); + + std::stack s2(l.begin(), l.end(), std::allocator<long>()); + check_type<std::stack<long>>(s1); +} +#endif
reply other threads:[~2021-10-19 14:01 UTC|newest] Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20211019140152.C6F63385843F@sourceware.org \ --to=redi@gcc.gnu.org \ --cc=gcc-cvs@gcc.gnu.org \ --cc=libstdc++-cvs@gcc.gnu.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).